Ruler



FIG. 1 is a top perspective view of my new design for a ruler in accordance with the present invention;

FIG. 2 is a top plan view;

FIG. 3 is a side elevational view;

FIG. 4 is another side elevational view opposite to that shown in FIG. 3;

FIG. 5 is a bottom plan view;

FIG. 6 is an end elevational view; and,

FIG. 7 is another end elevational view opposite to that shown in FIG. 6. 

The ornamental design for the ruler, as shown and described. 